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IEICE Trans

Naoto ISHII

Receive Beamforming Designed for Massive Multi-User MIMO Detection via Gaussian Belief Propagation
Takanobu DOI Jun SHIKIDA Daichi SHIRASE Kazushi MURAOKA Naoto ISHII Takumi TAKAHASHI Shinsuke IBI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2023/09/01
Vol. E106-B  No. 9  pp. 758-767
Type of Manuscript:  Special Section PAPER (Special Section on Technologies and Proof-of-Concept Activities for 5G Advanced and 6G)
Category: 
Keyword: 
massive MIMO, receive beamforming, O-RAN, belief propagation, deep unfolding, 
 Summary | Full Text:PDF
Spatially and Temporally Joint Transmitter-Receiver Using an Adaptive Array Antenna
Naoto ISHII Ryuji KOHNO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/03/25
Vol. E79-B  No. 3  pp. 361-367
Type of Manuscript:  Special Section PAPER (Special Issue on Advanced Adaptive Radio Communication Technologies)
Category: Modulation, Demodulation
Keyword: 
transmission filtering, array antenna, spatial and temporal domains, 
 Summary | Full Text:PDF
Tap Selectable Viterbi Equalizer Combined with Diversity Antennas
Naoto ISHII Ryuji KOHNO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/11/25
Vol. E78-B  No. 11  pp. 1498-1506
Type of Manuscript:  Special Section PAPER (Special Issue on Adaptive Signal Processing Technology in Antennas)
Category: 
Keyword: 
Viterbi equalizer, tap selection, antenna diversity, spatial equalization, 
 Summary | Full Text:PDF
Spatial and Temporal Equalization Based on an Adaptive Tapped-Delay-Line Array Antenna
Naoto ISHII Ryuji KOHNO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/08/25
Vol. E78-B  No. 8  pp. 1162-1169
Type of Manuscript:  Special Section PAPER (Special Issue on Technologies for High-Speed Mobile Communications)
Category: 
Keyword: 
equalization, adaptive array antenna, spatial and temporal domain, zero forcing criterion, 
 Summary | Full Text:PDF
Adaptive Array Antenna Based on Spatial Spectral Estimation Using Maximum Entropy Method
Minami NAGATSUKA Naoto ISHII Ryuji KOHNO Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/05/25
Vol. E77-B  No. 5  pp. 624-633
Type of Manuscript:  Special Section PAPER (Special Issue on Adaptive Signal Processing in Mobile Radio Communications)
Category: 
Keyword: 
adaptive array antenna, maximum entropy method, spatial sampling, temporal sampling, 
 Summary | Full Text:PDF